//Alternate Versions
private void btnAlternate_Click(object sender, RoutedEventArgs e)
{
dgMyPokemonList.Columns.Clear();
btnAddPokemon.IsEnabled = true;
btnAddPokemon.Visibility = Visibility.Visible;
btnRemovePokemon.Visibility = Visibility.Hidden;
btnAddPokemon.Content = "Add Alternate Version";
btnRemovePokemon.Content = "Remove Alternate";
dgMyPokemonList.ItemsSource = _pokemonManager.RetrieveMyAlternatePokemon(UserID);
ResetColumns();
}